Home / 783,999,597.70-1,176,176,565.81-259,367,469.04

Finding the Fourth Proportional to 783,999,597.70, 1,176,176,565.81 and 259,367,469.04

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Solution

The fourth proportional to 783,999,597.70, 1,176,176,565.81 and 259,367,469.04 is: 389,109,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,999,597.70 : 1,176,176,565.81 = 259,367,469.04 : x
  2. Step 2: Convert to fraction form
    783,999,597.70/1,176,176,565.81 = 259,367,469.04/x
  3. Step 3: Cross multiply
    783,999,597.70x = 1,176,176,565.81 × 259,367,469.04
  4. Step 4: Simplify right side
    783,999,597.70x = 305,061,939,018,298,688
  5. Step 5: Solve for x
    x = 305,061,939,018,298,688/783,999,597.70
  6. Step 6: Final answer
    x = 389,109,815.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.